HIP 9618 - System
Simulates HIP 9618, a Sun-like G-type star of 0.94 solar masses, and HIP 9618 b, a 8.3-Earth-mass planet, with an orbital period of 20.8 days, at 0.145 AU from its star, and an equilibrium temperature near 641 K.
All Scenarios
Browse every interactive 3D gravity simulation — from NASA exoplanet systems and JPL Horizons Solar System models to n-body choreographies, spacecraft trajectories, and hypothetical what-if experiments. All run on Newtonian n-body physics.
HIP 97166 - System
Simulates HIP 97166, a Sun-like G-type star of 0.93 solar masses, and HIP 97166 b, a 0.06-Jupiter-mass companion, with an orbital period of 10.3 days, at 0.091 AU from its star, and an equilibrium temperature near 702.
HIP 97233 - System
Simulates HIP 97233, an orange K-type dwarf of 1.81 solar masses, and HIP 97233 b, a 19.2-Jupiter-mass companion, with an orbital period of 2.91 years, at 2.491 AU from its star, on an eccentric orbit (e ≈ 0.63).
HIP 99770 - System
Simulates HIP 99770, and HIP 99770 b, a 17.0-Jupiter-mass companion, at 15.8 AU from its star, on an eccentric orbit (e ≈ 0.31).
HN Lib - System
Simulates HN Lib, a cool M-dwarf of 0.29 solar masses, and HN Lib b, a 5.5-Earth-mass planet, with an orbital period of 36.1 days, at 0.142 AU from its star, and an equilibrium temperature near 234 K, on an eccentric.
HN Peg - System
Simulates HN Peg, a Sun-like G-type star of 1.08 solar masses, and HN Peg b, a 22.0-Jupiter-mass companion, at 773 AU from its star.
HR 2562 - System
Simulates HR 2562 b, a massive companion imaged inside a debris disk. It sits near the planet-brown-dwarf boundary, carving a gap in the dust. The companion was found with the Gemini Planet Imager.
HR 5183 - System
Simulates HR 5183, a Sun-like G-type star of 1.07 solar masses, and HR 5183 b, a 3.23-Jupiter-mass companion, with an orbital period of 73.9 years, at 18.0 AU from its star, and an equilibrium temperature near 171 K.
HR 810 - System
Simulates HR 810, a Sun-like F-type star of 1.34 solar masses, and HR 810 b, a 2.27-Jupiter-mass companion, with an orbital period of 303 days, at 0.920 AU from its star, on an eccentric orbit (e ≈ 0.14).
HR 858 - System
Simulates HR 858, a Sun-like F-type star of 1.20 solar masses, and HR 858 b, a 3.5-Earth-mass planet, with an orbital period of 3.6 days, at 0.049 AU from its star, and an equilibrium temperature near 1,552 K.
HR 8799 - System
Simulates HR 8799, the first multi-planet system ever photographed. Four young giant planets orbit far outside a debris disk, all seen directly. The four planets were announced together in 2008.
HS Psc - System
Simulates HS Psc, an orange K-type dwarf of 0.69 solar masses, and HS Psc b, a 1.46-Jupiter-mass companion, with an orbital period of 4.0 days, at 0.043 AU from its star, on an eccentric orbit (e ≈ 0.27).
HU Aqr - System
Simulates HU Aqr, a Sun-like G-type star of 0.88 solar masses, and HU Aqr AB b, a 5.90-Jupiter-mass companion, with an orbital period of 6.54 years, at 3.600 AU from its star.
Halley's Comet
Simulates Halley’s Comet on 1 January 2025, outbound beyond Neptune toward aphelion, together with the eight planets on its 76-year retrograde path through the Solar System.
Hexagon
Simulates four equal masses whose paths outline a hexagon. After one cycle every body returns to its start — a periodic four-body solution whose six-fold figure is gravity alone.
IC 4651 9122 - System
Simulates IC 4651 9122, an orange K-type dwarf of 2.10 solar masses, and IC 4651 9122 b, a 6.30-Jupiter-mass companion, with an orbital period of 2.01 years, at 2.038 AU from its star, on an eccentric orbit (e ≈ 0.18).
IRAS 04125+2902 - System
Simulates IRAS 04125+2902, an orange K-type dwarf of 0.70 solar masses, and IRAS 04125+2902 b, a planet with 10.7 Earth radii, with an orbital period of 8.8 days, at 0.077 AU from its star, and an equilibrium.
ISO-Oph 96 - System
Simulates ISO-Oph 96, an orange K-type dwarf of 0.41 solar masses, and KOINTREAU-3 b, a 3.40-Jupiter-mass companion, at 342 AU from its star.